Table 2 Logistic Regression of characteristics and HBV infection (n = 743)
| Â | OR | 95% CI | p-value | |
|---|---|---|---|---|
Age of the participants (years) | ||||
 18–20 | 1 |  |  | 0.480 |
 21–30 | 3.898 | 0.511 | 29.724 |  |
 31–40 | 2.500 | 0.276 | 22.672 |  |
  > 40 | 6.176 | 0.369 | 103.494 |  |
HIV status | ||||
 HIV positive | 1.645 | 0.371 | 7.286 |  |
 HIV negative | 1 |  |  | 0.512 |
Residence | ||||
 Urban | 1 |  |  | 0.956 |
 Rural | 1.058 | 0.138 | 8.124 |  |
Marital status | ||||
 Single + Divorced + Widowed | 2.351 | 0.671 | 8.242 | 0.182 |
 Cohabiting + Married | 1 |  |  |  |
Education | ||||
 Non-formal | 1 |  |  | 0.981 |
 Primary | 1.062 | 0.131 | 8.629 |  |
 Secondary + College | 1.146 | 0.145 | 9.067 |  |
Work | ||||
 Health sector | 4.250 | 0.813 | 22.204 |  |
 Employed | 1.835 | 0.697 | 4.832 |  |
 Non employed/house wife | 1 |  |  | 0.194 |
Gravida | ||||
 One | 1.466 | 0.625 | 3.439 | 0.380 |
 Two or more | 1 |  |  |  |
Para | ||||
 Zero | 1.810 | 0.772 | 4.246 | 0.172 |
 One or more | 1 |  |  |  |
Number of sexual partners | ||||
 One | 1 |  |  | 0.791 |
 Two-three | 1.333 | 0.518 | 3.431 |  |
 Four or more | 1.481 | 0.375 | 5.859 |  |
Age of first sexual contact | ||||
 Under 15 | 1.834 | 0.750 | 4.486 | 0.184 |
 15 or above | 1 |  |  |  |
HBV vaccination | ||||
 Received at least one vaccination | 1 |  |  |  |
 No vaccination | 1.069 | 0.434 | 2.634 | 0.884 |
History of STIs | ||||
 Yes | 2.058 | 0.461 | 9.175 |  |
 No | 1 |  |  | 0.344 |
Condom use | ||||
 Always | 1 |  |  |  |
 Sometimes + never | 3.514 | 1.382 | 8.036 | 0.008 |
Female genital mutilation | ||||
 Yes | 1.487 | 0.191 | 11.557 | 0.705 |
 No | 1 |  |  |  |
Sharing toothbrush | ||||
 Yes | 1.121 | 0.325 | 3.867 | 0.856 |
 No | 1 |  |  |  |
Sharing razor | ||||
 Yes | 1 |  |  |  |
 No | 1.801 | 0.526 | 6.165 | 0.348 |
History of jaundice | ||||
 Family or myself | 1 |  |  |  |
 None | 1.096 | 0.251 | 4.785 | 0.903 |
General risk from blood contact | ||||
 Risky procedure in the past | 1.307 | 0.503 | 3.396 | 0.5833 |
 No risky procedure in the past | 1 |  |  |  |